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  • 大小: 8KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發(fā)布日期: 2024-01-05
  • 語言: Matlab
  • 標簽: 輪胎模型??

資源簡介

該文件中包含了魔術(shù)公式輪胎模型,代碼全部用matlab編寫,具有很高的參考價值和實際應(yīng)用,非常方便!

資源截圖

代碼片段和文件信息

function?[F_xF_yM_z]=combined(alphagamma)
%?gamma=0;
%?Magic?Formula
F_z=3000;
F_z0=3000;
R_0=0.3;
R_e=0.3;
p_Cx1=1.65;
p_Kx1=12;
p_Cy1=1.3;
p_Ey1=-1;
p_Ky1=10;
p_Vy1=0;
p_Dx1=1;
p_Kx2=10;
p_Dy1=1;
p_Ey2=0;
p_Ky2=1.5;
p_Vy2=0;
p_Dx2=0;
p_Kx3=-0.6;
p_Dy2=0;
p_Ey3=0;
p_Ky3=0;
p_Vy3=0.15;
p_Ex1=-0.5;
p_Hx1=0;
p_Dy3=0;
p_Ey4=0;
p_Hy1=0;
p_Vy4=0;
p_Ex2=0;
p_Hx2=0;
p_Hy2=0;
p_Ex3=0;
p_Vx1=0;
p_Hy3=0.25;
p_Ex4=0;
p_Vx2=0;
q_Bz1=6;
q_Bz2=-4;
q_Bz3=0.6;
q_Bz4=0;
q_Bz5=0;
q_Bz9=0;
q_Bz10=0.7;
q_Cz1=1.05;
q_Dz1=0.12;
q_Dz2=-0.03;
q_Dz3=0;
q_Dz4=0;
q_Dz6=0;
q_Dz7=0;
q_Dz8=0.6;
q_Dz9=0.2;
q_Ez1=-10;
q_Ez2=0;
q_Ez3=0;
q_Ez4=0;
q_Ez5=0;
q_Hz1=0;
q_Hz2=0;
q_Hz3=0;
q_Hz4=0;
r_Bx1=5;
r_Bx2=8;
r_Cx1=1;
r_Hx1=0;
r_By1=7;
r_By2=2.5;
r_By3=0;
r_Cy1=1;
r_Hy1=0.02;
r_Vy1=0;
r_Vy2=0;
r_Vy3=-0.2;
r_Vy4=14;
r_Vy5=1.9;
r_Vy6=10;
s_sz1=0;
s_sz2=-0.1;
s_sz3=-1.0;
s_sz4=0;
p_Dxphi1=0.4;
p_Dxphi2=0;
p_Dxphi3=0;
p_Kyphi=1;
p_Dyphi=0.4;
p_Dyph2=0;
p_Dyph3=0;
p_Dyph4=0;
p_Hyphi1=1;
p_Hyphi2=0.15;
p_Hyphi3=0;
p_Hyphi4=-4;
p_epsilongammaphi1=0;
p_epsilongammaphi2=0;
q_Dtphi1=10;
q_Ctphi1=0.2;
q_Crphi2=0.1;
q_Brphi1=0.1;
q_Drphi1=1;
q_Drphi2=-1.5;
A_mu=10;
%---------------------
lambda_Fz0=1;
lambda_mux=1;
lambda_muy=1;
lambda_muV=0;
lambda_Kxkappa=1;
lambda_Kya=1;
lambda_Cx=1;
lambda_Cy=1;
lambda_Ex=1;
lambda_Ey=1;
lambda_Hx=1;
lambda_Hy=1;
lambda_Vx=1;
lambda_Vy=1;
lambda_Kygamma=1;
lambda_Kzgamma=1;
lambda_t=1;
lambda_Mr=1;
lambda_xa=1;
lambda_yk=1;
lambda_Vyk=1;
lambda_s=1;
lambda_Cz=1;
lambda_Mx=1;
lambda_My=1;
r_Ex1=0.3;
r_Ex2=0.3;
%?alpha=20*pi/180;

V_cx=30;
epsilon_x=0.001;
V_0=sqrt(9.8*0.3);
kappa=-1:0.01:1;
zeta_i=1;
F_z0_apostrophe=3000;
zeta_5=1;
q_Bz6=1;
cos_alpha_apostrophe=cos(alpha);
zeta_2=1;
zeta_0=1;
zeta_8=1;
zeta_7=1;
lambda_Ky=1;
zeta_6=1;

%---------------------
%longgitudinal?force
F_z0_star=lambda_Fz0*F_z0;%1
df_z=(F_z-F_z0_star)/F_z0_star;%2
alpha_star=tan(alpha);%3?????????????????????????????unknown
gamma_star=sin(gamma);%4??????????????????????????????????unknown
%?kappa=-V_sx/abs(V_cx);%5??????????????????????????????????unknown
%?cos(alpha_star)=V_cx/(V_c+epsilon_V);%66a????????????????unknown
zeta_i=1;
lambda_mux_star=lambda_mux;%7??????unknown
lambda_muy_star=lambda_muy;%???????unknown
%?lambda_mux_star=lambda_mux/(1+lambda_muV*V_s/V_0);%7??????unknown
%?lambda_muy_star=lambda_muy/(1+lambda_muV*V_s/V_0);%???????unknown
lambda_mux_apostrophe=A_mu*lambda_mux_star/(1+(A_mu-1)*lambda_mux_star);%8
lambda_muy_apostrophe=A_mu*lambda_muy_star/(1+(A_mu-1)*lambda_muy_star);
C_x=p_Cx1*lambda_Cx;%11???>0
mu_x=(p_Dx1+p_Dx2*df_z)*lambda_mux_star;%13???>0
D_x=mu_x*F_z*zeta_i;%12???>0
S_Hx=(p_Hx1+p_Hx2*df_z)*lambda_Hx;%17
K_xk=F_z*(p_Kx1+p_Kx2*df_z)*exp(p_Kx3*df_z)*lambda_Kxkappa;%15???????=C_Fk
kappa_x=kappa+S_Hx;%10
E_x=(p_Ex1+p_Ex2*df_z+p_Ex3*df_z^2)*(1-p_Ex4*sign(kappa_x))*lambda_Ex;%14????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????10452??2008-03-30?21:26??extension.m

?????文件???????6517??2008-03-30?22:13??combined.m

?????文件???????6768??2008-03-30?22:43??factor.m

?????文件???????7511??2008-03-31?01:55??drawing.m

-----------?---------??----------?-----??----

????????????????31248????????????????????4


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